| // Copyright (C) 2001-2005 Open Source Telecom Corporation. |
| // Copyright (C) 2006-2010 David Sugar, Tycho Softworks. |
| // |
| // This program is free software; you can redistribute it and/or modify |
| // it under the terms of the GNU General Public License as published by |
| // the Free Software Foundation; either version 2 of the License, or |
| // (at your option) any later version. |
| // |
| // This program is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| // |
| // You should have received a copy of the GNU General Public License |
| // along with this program; if not, write to the Free Software |
| // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| // |
| // As a special exception to the GNU General Public License, permission is |
| // granted for additional uses of the text contained in its release |
| // of Common C++. |
| // |
| // The exception is that, if you link the Common C++ library with other |
| // files to produce an executable, this does not by itself cause the |
| // resulting executable to be covered by the GNU General Public License. |
| // Your use of that executable is in no way restricted on account of |
| // linking the Common C++ library code into it. |
| // |
| // This exception does not however invalidate any other reasons why |
| // the executable file might be covered by the GNU General Public License. |
| // |
| // This exception applies only to the code released under the |
| // name Common C++. If you copy code from other releases into a copy of |
| // Common C++, as the General Public License permits, the exception does |
| // not apply to the code that you add in this way. To avoid misleading |
| // anyone as to the status of such modified files, you must delete |
| // this exception notice from them. |
| // |
| // If you write modifications of your own for Common C++, it is your choice |
| // whether to permit this exception to apply to your modifications. |
| // If you do not wish that, delete this exception notice. |
| |
| #ifndef CCXX_OBJCOUNT_H |
| #define CCXX_OBJCOUNT_H |
| |
| #ifdef CCXX_NAMESPACES |
| namespace ost { |
| #endif |
| |
| /** |
| * @file objcount.h |
| * @short Template for object which holds self count of instances. |
| **/ |
| |
| /** |
| * Generic template class for creating classes which maintain an active |
| * count of the number of instances currently in active use. This is a |
| * form of global reference count. |
| * |
| * @author David Sugar <dyfet@gnutelephony.org> |
| * @short Object instance global reference count. |
| */ |
| template <class T> |
| class objCounter |
| { |
| protected: |
| static unsigned objCount; |
| |
| inline objCounter() {++objCount;}; |
| inline virtual ~objCounter() {--objCount;}; |
| }; |
| |
| template <class T> |
| unsigned objCounter<T>::objCount = 0; |
| |
| #ifdef CCXX_NAMESPACES |
| } |
| #endif |
| |
| #endif |